[INFO] updating cached repository https://github.com/finegeometer/four-dimensions
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a367f5799bd5c66e88f33732f9d8f012c67a618
[INFO] checking finegeometer/four-dimensions against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinegeometer%2Ffour-dimensions" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/finegeometer/four-dimensions on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/finegeometer/four-dimensions
[INFO] finished tweaking git repo https://github.com/finegeometer/four-dimensions
[INFO] tweaked toml for git repo https://github.com/finegeometer/four-dimensions written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/finegeometer/four-dimensions already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 222ab1f80789b7fb5fe26734084fa137ab2f56ce0d6df29c559bd7b88f89c326
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "222ab1f80789b7fb5fe26734084fa137ab2f56ce0d6df29c559bd7b88f89c326"`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.50
[INFO] [stderr]     Checking bit-vec v0.6.1 (https://github.com/contain-rs/bit-vec#b2d2bc81)
[INFO] [stderr]     Checking chain-end v0.1.0 (https://github.com/finegeometer/chain-end-rs#83db6650)
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking polygon3 v0.1.0 (https://github.com/finegeometer/polygon3-rs#535d9aaa)
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.50
[INFO] [stderr]    Compiling web-sys v0.3.27
[INFO] [stderr]     Checking js-sys v0.3.27
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking render-4d v0.0.0 (https://github.com/finegeometer/render-4d-rs-OBSOLETE#349c970a)
[INFO] [stderr]     Checking four_dimensions v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `"docker" "inspect" "222ab1f80789b7fb5fe26734084fa137ab2f56ce0d6df29c559bd7b88f89c326"`
[INFO] running `"docker" "rm" "-f" "222ab1f80789b7fb5fe26734084fa137ab2f56ce0d6df29c559bd7b88f89c326"`
[INFO] [stdout] 222ab1f80789b7fb5fe26734084fa137ab2f56ce0d6df29c559bd7b88f89c326